42455392 has 48 divisors (see below), whose sum is σ = 101152800. Its totient is φ = 17123328.

The previous prime is 42455389. The next prime is 42455423. The reversal of 42455392 is 29355424.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1767 + ... + 9382.

It is an arithmetic number, because the mean of its divisors is an integer number (2107350).

Almost surely, 2^42455392 is an apocalyptic number.

It is an amenable number.

42455392 is an abundant number, since it is smaller than the sum of its proper divisors (58697408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42455392 is a wasteful number, since it uses less digits than its factorization.

42455392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11183 (or 11175 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The square root of 42455392 is about 6515.7802295658. The cubic root of 42455392 is about 348.8544643228.

The spelling of 42455392 in words is "forty-two million, four hundred fifty-five thousand, three hundred ninety-two".